DE69314030T2 - SELF-DIAGNOSTIC DEVICE OF A VEHICLE - Google Patents

SELF-DIAGNOSTIC DEVICE OF A VEHICLE

Info

Publication number
DE69314030T2
DE69314030T2 DE69314030T DE69314030T DE69314030T2 DE 69314030 T2 DE69314030 T2 DE 69314030T2 DE 69314030 T DE69314030 T DE 69314030T DE 69314030 T DE69314030 T DE 69314030T DE 69314030 T2 DE69314030 T2 DE 69314030T2
Authority
DE
Germany
Prior art keywords
self
vehicle
diagnostic device
diagnostic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69314030T
Other languages
German (de)
Other versions
DE69314030D1 (en
Inventor
Katsumi Denso Corporati Takaba
Shuichi Denso Corpora Fujisawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Denso Corp
Original Assignee
Denso Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Denso Corp filed Critical Denso Corp
Application granted granted Critical
Publication of DE69314030D1 publication Critical patent/DE69314030D1/en
Publication of DE69314030T2 publication Critical patent/DE69314030T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
    • F02P11/00—Safety means for electric spark ignition, not otherwise provided for
    • F02P11/06—Indicating unsafe conditions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/22—Safety or indicating devices for abnormal conditions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2409—Addressing techniques specially adapted therefor
    • F02D41/2422—Selective use of one or more tables
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Testing Of Engines (AREA)
  • Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
DE69314030T 1992-08-11 1993-07-22 SELF-DIAGNOSTIC DEVICE OF A VEHICLE Expired - Lifetime DE69314030T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4235349A JP2639287B2 (en) 1992-08-11 1992-08-11 Vehicle self-diagnosis device
PCT/JP1993/001025 WO1994004808A1 (en) 1992-08-11 1993-07-22 Self-diagnosing apparatus of vehicle

Publications (2)

Publication Number Publication Date
DE69314030D1 DE69314030D1 (en) 1997-10-23
DE69314030T2 true DE69314030T2 (en) 1998-02-19

Family

ID=16984775

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69314030T Expired - Lifetime DE69314030T2 (en) 1992-08-11 1993-07-22 SELF-DIAGNOSTIC DEVICE OF A VEHICLE

Country Status (5)

Country Link
US (1) US5465613A (en)
EP (1) EP0646713B1 (en)
JP (1) JP2639287B2 (en)
DE (1) DE69314030T2 (en)
WO (1) WO1994004808A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3388466B2 (en) * 1993-03-17 2003-03-24 株式会社共立 Measuring device
FR2796420B1 (en) * 1999-07-15 2005-08-19 Renault INJECTION DEVICE FOR INTERNAL COMBUSTION ENGINE
JP4267173B2 (en) 2000-05-01 2009-05-27 トヨタ自動車株式会社 Abnormality diagnosis system
JP3549505B2 (en) * 2001-08-10 2004-08-04 本田技研工業株式会社 Data recording device
JP2003084998A (en) * 2001-09-12 2003-03-20 Denso Corp Fault diagnosis system and electronic control device
DE102005036048A1 (en) * 2005-08-01 2007-02-08 Robert Bosch Gmbh A method for storing data in a memory of a control system in a vehicle
JP5741511B2 (en) * 2012-04-05 2015-07-01 株式会社デンソー Freeze frame data storage system
CN113552858B (en) * 2021-07-27 2022-07-22 上海科络达云软件技术有限公司 Efficient UDS diagnosis system and method
CN113762341B (en) * 2021-08-06 2024-06-11 中国重汽集团济南动力有限公司 Calculation method and system for vehicle fault priority

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4277772A (en) * 1980-06-17 1981-07-07 General Motors Corporation Motor vehicle diagnostic and monitoring system
JPS5786544A (en) * 1980-11-20 1982-05-29 Hitachi Ltd Fault portion self diagnosis alarm indicator
JPS5826649A (en) * 1981-08-07 1983-02-17 Nippon Denso Co Ltd Vehicle's defect display
EP0072000B1 (en) * 1981-08-07 1988-10-19 Nippondenso Co., Ltd. Motor vehicle diagnostic monitoring system
JPS61255245A (en) * 1985-05-02 1986-11-12 Suzuki Motor Co Ltd Trouble indication apparatus for internal-combustion engine
JPS623312A (en) * 1985-06-28 1987-01-09 Sawafuji Electric Co Ltd Electronic controller for vehicle
JPH0711435B2 (en) * 1985-07-23 1995-02-08 トヨタ自動車株式会社 Method for determining sensor abnormality of internal combustion engine
JPS62142849A (en) * 1985-12-17 1987-06-26 Japan Electronic Control Syst Co Ltd Self diagnosis device for on-vehicle electronic control device
JPH0758242B2 (en) * 1986-10-03 1995-06-21 富士重工業株式会社 Electronic control unit
US5132920A (en) * 1988-02-16 1992-07-21 Westinghouse Electric Corp. Automated system to prioritize repair of plant equipment
JP2712468B2 (en) * 1989-01-16 1998-02-10 株式会社デンソー Engine control device
JPH02297228A (en) * 1989-05-11 1990-12-07 Fujitsu Ltd Fault information storing system
JP2805958B2 (en) * 1990-02-26 1998-09-30 株式会社デンソー In-vehicle failure diagnosis device
JP2844815B2 (en) * 1990-03-16 1999-01-13 株式会社デンソー Vehicle electronic control unit
JP2805970B2 (en) * 1990-04-06 1998-09-30 株式会社デンソー Vehicle electronic control unit

Also Published As

Publication number Publication date
WO1994004808A1 (en) 1994-03-03
EP0646713A1 (en) 1995-04-05
JPH0666197A (en) 1994-03-08
EP0646713B1 (en) 1997-09-17
DE69314030D1 (en) 1997-10-23
JP2639287B2 (en) 1997-08-06
US5465613A (en) 1995-11-14
EP0646713A4 (en) 1994-10-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)